Ben owes Glen a drink. Glen owes Rhen two drinks. Rhen owes Sven three drinks. Sven owes Ben four drinks.

To settle up, what is the minimum number of drinks that need to be bought by who for whom?

Slight mistake in third line. Glen gives it to Rhen not Sven and so on and so forth.

Posted by terry on 2002-12-19 18:32:15